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฿3,510+ Direct flights to Seoul

This is the cheapest price on a non-stop flight to Seoul found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
— SEL
16 Mar — 23 Mar1
1 adult
1 adult, Economy, 0 bags

Find flight deals to Seoul

Enter your travel dates to find the best prices.

Cheapest flights to Seoul
Explore the most affordable flight options available to Seoul. Find the lowest fares based on data from user searches, with prices last updated on 14 February 2026.

Thu 12/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Fri 13/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 12/2฿5,592
Thu 12/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Thu 19/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 12/2฿5,623
Thu 12/302:25
BKK
-
ICN
Nonstop5h 30m
Thai Vietjet Air
Fri 13/312:10
ICN
-
BKK
Nonstop6h 10m
Thai Vietjet Air
Deal found 10/2฿5,623
Tue 10/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Mon 16/312:30
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 12/2฿5,654
Tue 28/702:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Tue 4/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 13/2฿5,654
Thu 12/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Wed 18/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 13/2฿5,685
Thu 12/302:25
BKK
-
ICN
Nonstop5h 30m
Thai Vietjet Air
Tue 17/312:10
ICN
-
BKK
Nonstop6h 10m
Thai Vietjet Air
Deal found 11/2฿5,685
Sat 14/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Tue 17/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 13/2฿5,716
Sun 8/302:25
BKK
-
ICN
Nonstop5h 30m
Thai Vietjet Air
Fri 13/312:10
ICN
-
BKK
Nonstop6h 10m
Thai Vietjet Air
Deal found 13/2฿5,716
Tue 10/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Sun 15/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 12/2฿5,747
Wed 12/802:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Tue 18/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 13/2฿5,747
Sat 14/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Fri 20/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 13/2฿5,778

Best time to book a flight to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Fare Finder

 
Use the slider to find non-stop flights to Seoul within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 17,341 searches and data was last updated on 14 February 2026.
Use the filters below to find and compare direct flights to Seoul that are best for you.

Fly from

Bangkok

Route

Depart

Return

Price

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Thu 12/3

09:00-16:35

Nonstop5h 35m

Incheon Intl

Mon 16/3

12:30-16:40

Nonstop6h 10m

฿5,592

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Sun 21/6

02:45-10:35

Nonstop5h 50m

Incheon Intl

Sat 27/6

12:05-15:50

Nonstop5h 45m

฿5,685

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Tue 10/3

09:00-16:35

Nonstop5h 35m

Incheon Intl

Sat 14/3

17:50-22:00

Nonstop6h 10m

฿5,716

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Tue 10/3

09:00-16:35

Nonstop5h 35m

Incheon Intl

Sun 15/3

11:20-15:30

Nonstop6h 10m

฿5,747

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Thu 23/4

02:30-10:05

Nonstop5h 35m

Incheon Intl

Mon 27/4

11:20-15:30

Nonstop6h 10m

฿5,871

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Thu 2/7

02:45-10:35

Nonstop5h 50m

Incheon Intl

Mon 6/7

12:05-15:50

Nonstop5h 45m

฿6,058

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Thu 2/7

02:45-10:35

Nonstop5h 50m

Incheon Intl

Sat 4/7

12:05-15:50

Nonstop5h 45m

฿6,058

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 11/3

02:25-09:55

Nonstop5h 30m

Incheon Intl

Mon 16/3

12:10-16:20

Nonstop6h 10m

฿6,089

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Tue 30/6

02:45-10:35

Nonstop5h 50m

Incheon Intl

Sun 5/7

12:05-15:50

Nonstop5h 45m

฿6,089

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Tue 30/6

02:25-10:00

Nonstop5h 35m

Incheon Intl

Sat 11/7

12:10-16:00

Nonstop5h 50m

฿6,120

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 41 results
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Reviews of airlines flying non-stop to Seoul

Get insights into the airlines that provide direct flights to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated 14 February 2026.
Check out reviews from past customers who have flown AIR PREMIA, Thai Airways, andThai Vietjet Air to South Korea to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
AIR PREMIA
8.2
Very Good
Check prices

Boarding

8.1

Overall

8.2

Comfort

8.3

Food

7.3

Entertainment

7.0

Crew

9.0

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
AIR PREMIA
8.2
Very Good
AIR PREMIA
8.2
Very Good
Check prices

Boarding

8.1

Overall

8.2

Comfort

8.3

Food

7.3

Entertainment

7.0

Crew

9.0

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
Thai Airways
7.8
Good
382 reviews
AIR PREMIA
8.2
Very Good
Check prices

Boarding

8.1

Overall

8.2

Comfort

8.3

Food

7.3

Entertainment

7.0

Crew

9.0

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
Thai Vietjet Air
6.6
Okay
113 reviews
AIR PREMIA
8.2
Very Good
Check prices

Boarding

8.1

Overall

8.2

Comfort

8.3

Food

7.3

Entertainment

7.0

Crew

9.0

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!

FAQ about direct flights to Seoul

Find answers to frequently asked questions about direct flights to Seoul to unlock the best deals on Cheapflights.

  • How much are direct flights to Seoul?

    On average, a one-way direct flight to Seoul will cost users approximately ฿9,181. If you're looking for a direct return flight to Seoul, you can expect to pay around ฿15,965.

  • Which airlines fly direct to Seoul?

    At the moment, Thai AirAsia X, Thai Airways, AIR PREMIA, Thai Vietjet Air, Air Busan, T'way Air, Korean Air, Jeju Air, Jin Air, Asiana Airlines offer direct flights to Seoul. Thai AirAsia X is currently the most popular airline that flies direct to Seoul.

  • What is the best time of year to fly direct to Seoul?

    If you're seeking the lowest price on a direct flight to Seoul, May is worth consideration, as prices are usually at their lowest, on average. January may be most appealing to users looking for the quietest time to visit Seoul, when demand is typically at its lowest.

  • What is the most popular direct flight origin to Seoul?

    Currently, the most popular direct flight origin to Seoul is Bangkok Suvarnabhumi Airport. A return direct flight from Bangkok Suvarnabhumi Airport to Seoul typically costs around ฿12,234.

See more FAQs

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